HTTX 3.5mm 4-Pole Male to Female Auxiliary Extension Audio Stereo Cable Cord for Headphones 3ft (1 Black / 1 White) 4-pole 3.5mm connector- Supports beside stereo audio all headset functions like Play, Pause, Forward, Call answering etc. - Perfect to extend your smartphone headset The 3.5mm connector is optimized for the usage with smartphone bumpers and other smartphone cases Male to Female connections for stereo input and output Designed for: CD players, stereos, speakers, PC/TV tuners and other audio devices What You Get: 2 x Male to Female Extension Cable(3ft), our worry-free 18-month warranty and friendly customer service.